Manufactured Stone

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Limestone

Calcium Carbonate (CaCO3)

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz Pebble

Silicon Dioxide (SiO2)

Limestone Pebble

Sedimentary Calcium Carbonate (CaCO3)

Quartzite

Metamorphosed Quartz Sandstone (SiO2)

Sandstone

Arenite (SiO2 primarily)

Sandstone

Arenite (SiO2 primarily)

Quartz Grain / Sandstone Fragment

Silicon Dioxide (SiO2)

Quartz Pebble

Silicon Dioxide (SiO2)

Limestone

Calcium Carbonate (CaCO3)

Orthoclase Feldspar

KAlSi3O8 (Potassium aluminum silicate)

Milky Quartz

Silicon Dioxide (SiO2)

Quartz / Quartzite

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Milky Quartz with Iron Staining

Quartz (Silicon Dioxide, SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Sandstone

Arenite (SiO2 primarily)

Quartzite Pebble

Metamorphosed Quartz Sandstone (SiO2)

Quartz / Clear Quartz

Silicon Dioxide (SiO2)

Quartz (Milky/Clear variety)

Silicon Dioxide (SiO2)

Sandstone (likely Arkosic or Quartzose)

Sandstone (SiO2 dominated)

Bauxite

Alumina-rich rock (consisting of Gibbsite, Boehmite, and Diaspore)

Fossiliferous Limestone with Rugose Coral

Calcite (CaCO3) containing a Rugosa (Horn Coral) fossil

Sandstone

Arenite (SiO2 based)

Limestone

Calcium Carbonate (CaCO3)

Quartz

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

River Pebble (Gneiss or Quartzite variant)

Course-grained Metamorphic Rock (likely SiO2 dominant)

Quartz (Clear/White)

Silicon Dioxide (SiO2)

Sandstone

Arenite (SiO2 based with quartz grains)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Sandstone

Arenite

Quartz

Silicon Dioxide (SiO2)

Quartz (Citrine or Iron-Stained)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Sandstone (Tafoni Weathered)

Arenite (part of the Sandstone family)

Quartz with Iron Staining

Quartz (Silicon Dioxide, SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Calcite

Calcium Carbonate (CaCO3)

Sandstone (Ferruginous)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)